任毅,重庆交通大学航空学院副教授,硕士生导师,工学博士。现任航空学院专任教师、重庆兵工学会材料科学与工艺专委会委员、重庆市科技青年联合会常务理事,担任《Advanced Engineering Materials》《Metals and Materials International》《Journal of Alloys and Compounds》等多个SCI期刊审稿人,主持国家自然科学基金项目1项,重庆市自然科学基金面上项目等省部级项目2项,横向项目5项。在《Materials & Design》《Scripta Materialia》《Materials Science & Engineering A》《Materials Characterization》等期刊发表SCI学术论文30余篇,申请国家发明专利3项,授权2项。
一、研究方向
1.航空动力结构轻量化设计与制造
2.轻质高强金属材料塑性加工与成型
3.金属材料微观组织测试与表征
二、科研项目
1.全国重点实验室开放基金,钛合金LPBF增材制造部件XX性能评价与XX开发,2024-07至2026-06,在研,主持
2.国家自然科学基金委员会,青年基金,纯钛中高密度细小孪晶结构诱导晶粒细化及其对力学性能的影响,2021-01至2023-12,结题,主持
3.横向项目,钛合金叶片损伤微观组织表征及疲劳分析,2023-01至2024-12,在研,主持
4.重庆市自然科学基金,面上项目,α钛合金高应变速率变形过程中的晶粒细化和织构控制,2019-07至2022-12,结题,主持
5.重庆市教育委员会科学技术研究项目,青年项目,冲击载荷作用下航空用α型钛合金形变孪晶及其交互作用研究,2019-10至2022-10,结题,主持
三、代表性科研成果
(一) 学术论文(*代表通讯作者)
[1]Y. Ren, X.Y. Zhang*, Q. Sun, J. Tu, Q. Liu, Microstructural Characteristics of High-purity Titanium during Dynamic Compression, Rare Metal Materials and Engineering, 2017(46): 1850-1855.(权威期刊,SCI)
[2]Y. Ren, X.Y. Zhang*, T. Xia, Q. Sun, Q. Liu, Microstructural and textural evolution of high-purity titanium under dynamic loading, Materials & Design, 2017(126): 123-134.(TOP期刊,SCI,中科院2区)
[3]Y. Ren, X.Y. Zhang*, Q. Sun, Q. Liu, Compressive Twinning Behavior in High-purity Titanium, Rare Metal Materials and Engineering, 2018(47): 2061-2066. (权威期刊,SCI)
[4]L.J. Chai*, T. Wang, Y. Ren, B. Song, N. Guo, L.Y. Chen*, Microstructural and Textural Differences Induced by Water and Furnace Cooling in Commercially Pure Zr Annealed in the α+β Region, Metals and Materials International, 2018(24): 673-680.(SCI,中科院3区)
[5]C. Lou*, Q. Sun, Y. Ren, L.J. Chai, R.S. Qiu, Q.S. Yang, X.Y. Zhang*, Mis-layered structure of twin-twin interface with 7.4°<-12-10> misorientation relationship in Mg alloy, Materials Science and Engineering: A, 2019(763): 138115.(SCI,中科院2区)
[6]C. Lou, Y. Ren*, Q.S. Yang, L.P. Meng, Structural evolution on {10-12} co-zone twin-twin junction in magnesium single crystal, Materials Characterization, 2022(192): 112171.(SCI,中科院1区)
[7]Y. Ren, F. Xu*, C. Lou, W. Chen, Q.S. Yang*, Observations of Contraction Twin Boundaries of High-Purity Titanium during Dynamic Loading, Metals, 2023(13): 265.(SCI,中科院3区)
[8]Y. Ren*, W. Ran, Y. Nie, Z.F. Liu, C. Lou, J.H. Li, W. Chen, Excellent mechanical properties and energy absorption of hexagonal body-centered lattice structure fabricated by selective laser melting, Advanced Engineering Materials,2023(25): 2300431.(SCI,中科院3区)
[9]Y. Ren*, Z.F. Liu, S.Y. Cai, Y. Zhao, Y. Nie, W. Ran, W. Chen*, Mechanical Properties and Deformation Behaviors of Layered-Hybrid Lattice Structure Fabricated by Selective Laser Melting, Advanced Engineering Materials, 2024(26): 2301040. (SCI,中科院3区)
[10]Y. Ren*, Y. Nie, W. Ran, Z.F. Liu, L.X. Wang, C. Lou, W. Chen, Mechanical Properties and Energy Absorption of Soft–Hard Dual Phase Lattice Structures Manufactured via Selective Laser Melting, Metals and Materials International, 2024(30): 303-314. (封面论文,SCI,中科院3区)
[11]Lou C.*, Zhang F., Hu T., Li N., Ren Y.*, Yang Q., Slip responses and pre-twin structure evolution based on indentation pile-up in magnesium single crystal. Materials Science and Engineering: A, 2024(900): 146488. (TOP期刊,SCI,中科院1区)
[12] Nie Yu, Ren Yi*, Gao Haoze, Liu Zhuofan, Ran Wei, Lou Chao*, Chen wei, Mechanical Properties of Selective Laser Melting-Processed Multihierarchical Lattice Structure Based on Body-Centered-Cubic Unit Cell, Advanced Engineering Materials, 2024, 2400330. (SCI,中科院3区)
(二) 发明专利
1.任毅,陈建华,娄超;一种用于高温单温区气氛炉的夹持装置, 2020-09-18, 中国, ZL201910672328.0
2.任毅,冉威,陈伟,聂宇,刘卓凡;一种密排六方点阵夹层结构,2022-08-21,中国,202211002273.0
3.任毅,蒲林,娄超,刘卓凡;一种金属混合点阵夹层结构及其一体化成形方法,2023-02-06,中国,202310666579.4
四、科研团队
航空动力结构轻量化设计与制造团队。每年招收硕士生4-5名。欢迎航空航天类、机械类、材料类等专业同学报考研究生。
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